Dukono Volcano (Indonesia) activity update Feb 3, 2026 – Continuing eruption

The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Dukono on 3 February 2026 (local). Ash and gas plume(s) rose to a maximum of 200 m (656 ft) above the vent. The alert level remained at „Level 2 – Alert“ (on a 4-level scale).
Source: Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG)

Current Alerts:
Observatory alert level: „Level 2 – Alert“ (on a 4-level scale)
Aviation Alert Level: unavailable or not collected

Adapted from: Smithsonian / USGS Daily Volcanic Activity Report for Feb 3, 2026

Semeru Volcano Volcanic Ash Advisory: ERUPTION LAST REPORTED AT 04/0102Z EST VA DTG: 04/0615Z

Volcanic Ash Advisory Center Darwin (VAAC) issued the following report:

FVAU02 at 06:39 UTC, 04/02/26 from ADRM
VA ADVISORY
DTG: 20260204/0635Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/141
INFO SOURCE: CVGHM
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 04/0102Z
EST VA DTG: 04/0615Z
EST VA CLD: SFC/FL150 S0804 E11253 – S0754 E11310 – S0759
E11320 – S0811 E11317 – S0814 E11303 – S0808 E11252 MOV E
05KT
FCST VA CLD +6 HR: 04/1215Z SFC/FL150 S0805 E11252 – S0755
E11310 – S0803 E11320 – S0813 E11316 – S0814 E11302 – S0808
E11252
FCST VA CLD +12 HR: 04/1815Z SFC/FL150 S0804 E11253 – S0759
E11310 – S0806 E11320 – S0814 E11316 – S0815 E11304 – S0808
E11252
FCST VA CLD +18 HR: 05/0015Z SFC/FL150 S0804 E11253 – S0759
E11313 – S0808 E11321 – S0816 E11311 – S0808 E11252
RMK: VA NOT IDENTIFIABLE ON RECENT SAT IMG DUE TO MET CLOUD.
RECENT GROUND REPORTS INDICATE INTERMITTENT DISCRETE
ERUPTIONS ARE ONGOING. VA HEIGHT AND MOVEMENT BASED ON GND
REP, SAT IMG AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260204/1235Z=

Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260204/0219Z VA CLD UNKNOWN REPORTED OBS VA DTG: 04/0220Z

Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report:

FVFE01 at 02:37 UTC, 04/02/26 from RJTD
VA ADVISORY
DTG: 20260204/0237Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/122
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260204/0219Z VA CLD UNKNOWN REPORTED
OBS VA DTG: 04/0220Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL180 050/15KT

FCST VA CLD +6 HR: NOT AVBL
FCST VA CLD +12 HR: NOT AVBL
FCST VA CLD +18 HR: NOT AVBL
RMK: WE WILL ISSUE FURTHER ADVISORY IF VA IS DETECTED IN SATELLITE
IMAGERY.
NXT ADVISORY: NO FURTHER ADVISORIES=

Ibu Volcano Volcanic Ash Advisory: ERUPTION LAST REPORTED AT 03/1453Z EST VA DTG: 03/2240Z

Volcanic Ash Advisory Center Darwin (VAAC) issued the following report:

FVAU01 at 22:54 UTC, 03/02/26 from ADRM
VA ADVISORY
DTG: 20260203/2300Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/139
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 03/1453Z
EST VA DTG: 03/2240Z
EST VA CLD: SFC/FL070 N0132 E12732 – N0136 E12739 – N0118
E12815 – N0055 E12811 – N0051 E12745 MOV SE 10KT
FCST VA CLD +6 HR: 04/0440Z SFC/FL070 N0136 E12739 – N0113
E12810 – N0053 E12800 – N0051 E12736 – N0132 E12731
FCST VA CLD +12 HR: 04/1040Z SFC/FL070 N0132 E12733 – N0135
E12739 – N0111 E12807 – N0054 E12803 – N0055 E12741
FCST VA CLD +18 HR: 04/1640Z SFC/FL070 N0132 E12732 – N0136
E12739 – N0119 E12810 – N0056 E12803 – N0055 E12734
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD OBSCURATION. RECENT GROUND REPORTS INDICATE
INTERMITTENT DISCRETE ERUPTIONS ARE ONGOING. VA HEIGHT AND
MOVEMENT BASED ON GROUND REPORTS, PAST SATELLITE IMAGERY AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260204/0500Z=

Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260203/1601Z VA CLD UNKNOWN REPORTED OBS VA DTG: 03/1600Z

Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report:

FVFE01 at 16:20 UTC, 03/02/26 from RJTD
VA ADVISORY
DTG: 20260203/1620Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/120
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260203/1601Z VA CLD UNKNOWN REPORTED
OBS VA DTG: 03/1600Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL180 050/14KT

FCST VA CLD +6 HR: NOT AVBL
FCST VA CLD +12 HR: NOT AVBL
FCST VA CLD +18 HR: NOT AVBL
RMK: WE WILL ISSUE FURTHER ADVISORY IF VA IS DETECTED IN SATELLITE
IMAGERY.
NXT ADVISORY: NO FURTHER ADVISORIES=